Submission #126036

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
126036	2019-07-06 20:02:09	tinder	Dungeon 2 (JOI16_dungeon2)	C++14	95 / 100	32 ms	1532 KiB

dungeon2

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#include "dungeon2.h"
#include <bits/stdc++.h>
using namespace std;
struct edge {
  int id, l, r;
  edge() {}
  edge(int id, int l, int r) {
    this -> id = id, this -> l = l, this -> r = r;
  }
  bool operator < (const edge &o) const {
    id < o.id;
  }
};
const int maxn = 2e2 + 5;
const int inf = 1e5;
int deg[maxn], pe[maxn];
int dad[maxn], lvl[maxn];
int N, M;
int ptr = 0;
map<int, int> t[maxn];
vector<edge> back[maxn];
int wot[maxn];
int g[maxn][maxn];
int AncAtLvl(int u, int l) {
  assert(lvl[u] > l);
  while(lvl[u] != l) {
 
 
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Compilation message (stderr)

dungeon2.cpp: In member function 'bool edge::operator<(const edge&) const':
dungeon2.cpp:12:6: warning: statement has no effect [-Wunused-value]
   id < o.id;
   ~~~^~~~~~
dungeon2.cpp:13:2: warning: no return statement in function returning non-void [-Wreturn-type]
  }
  ^
dungeon2.cpp: In function 'void dfs(int)':
dungeon2.cpp:77:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    e.r = e.l + e.r >> 1;
          ~~~~^~~~~
dungeon2.cpp:79:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    e.l = (e.l + e.r >> 1) + 1;
           ~~~~^~~~~
dungeon2.cpp:83:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     e.r = e.l + e.r >> 1;
           ~~~~^~~~~
dungeon2.cpp:85:16: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
     e.l = (e.l + e.r >> 1) + 1;
            ~~~~^~~~~
dungeon2.cpp: In function 'void Inspect(int)':
dungeon2.cpp:137:18: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
      int m = e.l + e.r >> 1;
              ~~~~^~~~~

• Subtask 1: 17 / 17
• Subtask 2: 27 / 27
• Subtask 3: 51 / 56